diff --git a/TIPS b/TIPS
index 3bf6459..510d97a 100644
--- a/TIPS
+++ b/TIPS
@@ -1,6 +1,10 @@
 
 remove all extra permissions (CAMERA, etc...) from node_modules expo
 
+set true enableSeparateBuildPerCPUArchitecture and enableProguardInReleaseBuilds in node_modules
+
 build using:
 expo build:android --type app-bundle
 
+expo fetch:android:keystore
+
diff --git a/builds/VDS-Quiz-188a7d9296b147dfb341331055e30474-signed.apk b/builds/VDS-Quiz-188a7d9296b147dfb341331055e30474-signed.apk
deleted file mode 100644
index 313a060..0000000
Binary files a/builds/VDS-Quiz-188a7d9296b147dfb341331055e30474-signed.apk and /dev/null differ
diff --git a/builds/VDS-Quiz-595cb17044df464280f2d636fbe892ee-signed.apk b/builds/VDS-Quiz-595cb17044df464280f2d636fbe892ee-signed.apk
deleted file mode 100644
index 3a35f79..0000000
Binary files a/builds/VDS-Quiz-595cb17044df464280f2d636fbe892ee-signed.apk and /dev/null differ
diff --git a/certs/expo-keystore/VDS-Quiz.jks b/certs/expo-keystore/VDS-Quiz.jks
new file mode 100644
index 0000000..b2003f0
Binary files /dev/null and b/certs/expo-keystore/VDS-Quiz.jks differ
diff --git a/vds-app/app.json b/vds-app/app.json
index 2c3ac38..8d5268a 100644
--- a/vds-app/app.json
+++ b/vds-app/app.json
@@ -8,7 +8,7 @@
       "ios",
       "android"
     ],
-    "version": "1.0.0",
+    "version": "1.2.0",
     "orientation": "portrait",
     "icon": "./assets/icon.png",
     "splash": {
@@ -25,6 +25,7 @@
     "android": {
       "package": "com.dslak.vdsquiz",
       "permissions": [],
+      "versionCode": 2,
       "config": {
         "googleMobileAdsAppId": "ca-app-pub-4145771316565790~1876877627"
       }